CVE-2026-33259 | PowerDNS Recursor up to 5.2.8/5.3.5/5.4.0 use after free

April 22, 2026 Yanac

A vulnerability, which was classified as critical, has been found in PowerDNS Recursor up to 5.2.8/5.3.5/5.4.0. This issue affects some unknown processing. The manipulation leads to use after free.

This vulnerability is referenced as CVE-2026-33259. Remote exploitation of the attack is possible. No exploit is available.

It is advisable to upgrade the affected component.VulDB Recent EntriesRead More